Home / 30,947.27-46,414.97-8,755.29

Finding the Fourth Proportional to 30,947.27, 46,414.97 and 8,755.29

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Solution

The fourth proportional to 30,947.27, 46,414.97 and 8,755.29 is: 13,131.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,947.27 : 46,414.97 = 8,755.29 : x
  2. Step 2: Convert to fraction form
    30,947.27/46,414.97 = 8,755.29/x
  3. Step 3: Cross multiply
    30,947.27x = 46,414.97 × 8,755.29
  4. Step 4: Simplify right side
    30,947.27x = 406,376,561.00
  5. Step 5: Solve for x
    x = 406,376,561.00/30,947.27
  6. Step 6: Final answer
    x = 13,131.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.